It tightens and tightens the components, so you can use it in places without thinking of removing it. Made of aluminum for light weight and excellent workability. [Features] The rivet holes are stacked through the rivets and the other end is transformed into plastic form. It is more prone to excessive stress such as welded fittings in the fittings. Made of aluminum, it is lightweight and has excellent processing. [How to use] (1) Tighten the components so you dont have to think about removing it. (2) Excellent corrosion resistance.